The sister of Supreme Court Justice Amy Coney Barrett was the target of a bomb threat at her home earlier this month in Charleston, South Carolina, police said Wednesday.

One of Justice Amy Coney Barrett’s sisters was targeted with a hoax bomb threat last weekend, police in Charleston, S.C., revealed on Wednesday. On Saturday, an employee of the Charleston County Sheriff’s Department received a politically charged email concerning Amanda Coney Williams that claimed there was a “potential explosive device” in her mailbox.

The sister of Supreme Court Justice Amy Coney Barrett was targeted with a bomb threat on March 8, according to the Charleston Police Department.